Trans Health Research

Elsewhere, I outlined a four-step process that I used to classify 25 epistemic cultures that use testosterone in their research. In this post, I summarize the bibliometric results for the research domain that focuses on trans-related health issues. Note that this domain is by far the smallest Tsearch domain, indicating that there is a relative dearth of research currently being conducted on how testosterone affects the health of trans people.

Below, I provide the code and descriptive results for:

Code & Descriptive Statistics

First, we load the bibliometrix package, our data, and create a dataframe for this domain.

library(bibliometrix)
setwd("C:/Users/soren/Google Drive/Biomedical MultipliciTs/1. Evidence Infrastructure/4. Domain Analysis")
transhealth <- readLines('transhealth_464.txt')
transhealth <- isi2df(transhealth)

# (I've hidden the extraction process to make this document a bit more presentable.)

Next, we extract and summarize the data…

transhealth_bib <- biblioAnalysis(transhealth, sep = ";")
transhealth_stats <- summary(object = transhealth_bib, k = 25, pause = FALSE)
## 
## 
## Main Information about data
## 
##  Documents                             464 
##  Sources (Journals, Books, etc.)       225 
##  Keywords Plus (ID)                    1754 
##  Author's Keywords (DE)                1007 
##  Period                                1980 - 2016 
##  Average citations per documents       36.21 
## 
##  Authors                               1657 
##  Author Appearances                    2344 
##  Authors of single authored documents  29 
##  Authors of multi authored documents   1628 
## 
##  Documents per Author                  0.28 
##  Authors per Document                  3.57 
##  Co-Authors per Documents              5.05 
##  Collaboration Index                   3.82 
##  
##  Document types                     
##  B                                     2 
##  J                                     459 
##  S                                     3 
##  
## 
## Annual Scientific Production
## 
##  Year    Articles
##     1980        1
##     1982        1
##     1986        1
##     1989        2
##     1991        3
##     1992        7
##     1993        8
##     1994        7
##     1995        9
##     1996        3
##     1997       14
##     1998       15
##     1999       11
##     2000       12
##     2001       11
##     2002        8
##     2003       17
##     2004       14
##     2005       21
##     2006       26
##     2007       17
##     2008       25
##     2009       17
##     2010       18
##     2011       28
##     2012       10
##     2013       33
##     2014       45
##     2015       31
##     2016       49
## 
## Annual Percentage Growth Rate 14.36223 
## 
## 
## Most Productive Authors
## 
##       Authors        Articles     Authors        Articles Fractionalized
## 1  GOOREN LJG              42 GOOREN LJG                            8.80
## 2  GILTAY EJ               21 GOOREN LJ                             6.08
## 3  T'SJOEN G               21 SWAAB DF                              5.60
## 4  GOOREN LJ               17 GILTAY EJ                             4.81
## 5  NAKAMURA M              16 GOOREN L                              4.56
## 6  ASSCHEMAN H             14 NAKAMURA M                            3.29
## 7  SWAAB DF                13 T'SJOEN G                             3.26
## 8  COHEN-KETTENIS PT       12 ASSCHEMAN H                           2.81
## 9  WIERCKX K               12 FUTTERWEIT W                          2.75
## 10 KAUFMAN JM              11 MERIGGIOLA MC                         2.19
## 11 MERIGGIOLA MC           11 COHEN-KETTENIS PT                     2.09
## 12 MUELLER A               11 BRAUNSTEIN GD                         2.00
## 13 BECKMANN MW             10 MUELLER A                             1.95
## 14 DITTRICH R              10 WIERCKX K                             1.78
## 15 VAN CAENEGEM E          10 LIPS P                                1.59
## 16 GOOREN L                 9 VAN CAENEGEM E                        1.58
## 17 DE CUYPERE G             8 GARCIA-FALGUERAS A                    1.58
## 18 ELBERS JMH               8 WASSERSUG RJ                          1.45
## 19 KAUFMANN U               8 BECKMANN MW                           1.45
## 20 TOYE K                   8 DITTRICH R                            1.45
## 21 COSTANTINO A             6 ELBERS JMH                            1.40
## 22 CUPISTI S                6 KAUFMAN JM                            1.40
## 23 ELAUT E                  6 BAO AM                                1.33
## 24 LIPS P                   6 GREEN R                               1.25
## 25 STEHOUWER CDA            6 SANDERS G                             1.20
## 
## 
## Top manuscripts per citations
## 
##                               Paper           TC TCperYear
## 1  VENDOLA KA, 1998, J CLIN INVEST           376     18.80
## 2  YU RN, 1998, NAT GENET                    318     15.90
## 3  CHEN CJ, 1997, J GASTROEN HEPATOL         307     14.62
## 4  STEINER M, 2003, J AFFECT DISORDERS       276     18.40
## 5  POLDERMAN KH, 1993, ANN INTERN MED        259     10.36
## 6  POLDERMAN KH, 1994, J CLIN ENDOCR METAB   249     10.38
## 7  HAUSMANN M, 2000, BEHAV NEUROSCI          231     12.83
## 8  MORELLI A, 2004, ENDOCRINOLOGY            221     15.79
## 9  WEIL SJ, 1998, J CLIN ENDOCR METAB        218     10.90
## 10 BILLS DC, 1993, NEUROSURGERY              216      8.64
## 11 VENDOLA K, 1999, BIOL REPROD              213     11.21
## 12 BARNES RB, 1994, J CLIN ENDOCR METAB      208      8.67
## 13 CRAIN DA, 1997, ENVIRON HEALTH PERSP      192      9.14
## 14 IMANI B, 1998, J CLIN ENDOCR METAB        186      9.30
## 15 TOMIZUKA K, 2008, HUM MOL GENET           181     18.10
## 16 GILTAY EJ, 2004, AM J CLIN NUTR           181     12.93
## 17 VANGOOZEN SHM, 1995, PSYCHONEUROENDOCRINO 167      7.26
## 18 ASSCHEMAN H, 2011, EUR J ENDOCRINOL       164     23.43
## 19 SHARPE RM, 2006, BEST PRACT RES CL EN     163     13.58
## 20 RODIN A, 1994, NEW ENGL J MED             162      6.75
## 21 MOORE E, 2003, J CLIN ENDOCR METAB        156     10.40
## 22 ELBERS JMH, 2003, CLIN ENDOCRINOL         143      9.53
## 23 ELBERS JMH, 1997, J CLIN ENDOCR METAB     139      6.62
## 24 ELBERS JMH, 1997, J CLIN ENDOCR METAB-a   133      6.33
## 25 GOOREN LJ, 2008, J CLIN ENDOCR METAB      132     13.20
## 
## 
## Most Productive Countries (of corresponding authors)
## 
##         Country   Articles    Freq SCP MCP MCP_Ratio
## 1  USA                 102 0.22319  92  10    0.0980
## 2  NETHERLANDS          78 0.17068  63  15    0.1923
## 3  JAPAN                31 0.06783  30   1    0.0323
## 4  ITALY                29 0.06346  24   5    0.1724
## 5  GERMANY              28 0.06127  18  10    0.3571
## 6  UNITED KINGDOM       28 0.06127  23   5    0.1786
## 7  BELGIUM              25 0.05470  14  11    0.4400
## 8  CANADA               18 0.03939   6  12    0.6667
## 9  AUSTRALIA            14 0.03063  11   3    0.2143
## 10 AUSTRIA              14 0.03063   7   7    0.5000
## 11 SPAIN                10 0.02188   8   2    0.2000
## 12 CHINA                 8 0.01751   6   2    0.2500
## 13 THAILAND              8 0.01751   4   4    0.5000
## 14 SWEDEN                7 0.01532   6   1    0.1429
## 15 FRANCE                6 0.01313   6   0    0.0000
## 16 KOREA                 4 0.00875   4   0    0.0000
## 17 NORWAY                4 0.00875   1   3    0.7500
## 18 SINGAPORE             4 0.00875   4   0    0.0000
## 19 SWITZERLAND           4 0.00875   3   1    0.2500
## 20 BRAZIL                3 0.00656   2   1    0.3333
## 21 POLAND                3 0.00656   3   0    0.0000
## 22 CZECH REPUBLIC        2 0.00438   0   2    1.0000
## 23 INDIA                 2 0.00438   2   0    0.0000
## 24 IRAN                  2 0.00438   1   1    0.5000
## 25 IRELAND               2 0.00438   2   0    0.0000
## 
## 
## SCP: Single Country Publications
## 
## MCP: Multiple Country Publications
## 
## 
## Total Citations per Country
## 
##       Country      Total Citations Average Article Citations
## 1  NETHERLANDS                4573                      58.6
## 2  USA                        4475                      43.9
## 3  UNITED KINGDOM             1025                      36.6
## 4  GERMANY                     826                      29.5
## 5  BELGIUM                     726                      29.0
## 6  JAPAN                       726                      23.4
## 7  ITALY                       715                      24.7
## 8  CANADA                      622                      34.6
## 9  AUSTRALIA                   502                      35.9
## 10 TAIWAN                      330                     165.0
## 11 FRANCE                      302                      50.3
## 12 AUSTRIA                     266                      19.0
## 13 SWEDEN                      239                      34.1
## 14 SPAIN                       167                      16.7
## 15 THAILAND                    142                      17.8
## 16 CHINA                       127                      15.9
## 17 NORWAY                      123                      30.8
## 18 SWITZERLAND                  89                      22.2
## 19 SINGAPORE                    70                      17.5
## 20 FINLAND                      60                      60.0
## 21 DENMARK                      51                      51.0
## 22 KOREA                        45                      11.2
## 23 ISRAEL                       39                      19.5
## 24 POLAND                       36                      12.0
## 25 BRAZIL                       34                      11.3
## 
## 
## Most Relevant Sources
## 
##                                                  Sources        Articles
## 1  JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM                     31
## 2  JOURNAL OF SEXUAL MEDICINE                                         31
## 3  EUROPEAN JOURNAL OF ENDOCRINOLOGY                                  15
## 4  CLINICAL ENDOCRINOLOGY                                             13
## 5  ARCHIVES OF SEXUAL BEHAVIOR                                        12
## 6  GENERAL AND COMPARATIVE ENDOCRINOLOGY                              12
## 7  PSYCHONEUROENDOCRINOLOGY                                           12
## 8  FERTILITY AND STERILITY                                            11
## 9  JOURNAL OF ENDOCRINOLOGICAL INVESTIGATION                           9
## 10 HORMONES AND BEHAVIOR                                               7
## 11 HUMAN REPRODUCTION                                                  6
## 12 SEXUAL DEVELOPMENT                                                  5
## 13 ZOOLOGICAL SCIENCE                                                  5
## 14 ANDROLOGIA                                                          4
## 15 CURRENT OPINION IN ENDOCRINOLOGY DIABETES AND OBESITY               4
## 16 HORMONE RESEARCH                                                    4
## 17 JOURNAL OF ENDOCRINOLOGY                                            4
## 18 JOURNAL OF PEDIATRIC ENDOCRINOLOGY & METABOLISM                     4
## 19 JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY                       4
## 20 MATURITAS                                                           4
## 21 PLOS ONE                                                            4
## 22 BEHAVIORAL ECOLOGY                                                  3
## 23 BEHAVIORAL NEUROSCIENCE                                             3
## 24 BEST PRACTICE & RESEARCH CLINICAL ENDOCRINOLOGY & METABOLISM        3
## 25 BIOLOGY OF REPRODUCTION                                             3
## 
## 
## Most Relevant Keywords
## 
##    Author Keywords (DE)      Articles         Keywords-Plus (ID)     Articles
## 1  TESTOSTERONE                    94 TESTOSTERONE                         99
## 2  TRANSSEXUALISM                  40 MEN                                  64
## 3  TRANSGENDER                     27 POSTMENOPAUSAL WOMEN                 53
## 4  GENDER DYSPHORIA                25 WOMEN                                50
## 5  GENDER IDENTITY DISORDER        25 ESTROGEN                             39
## 6  TRANSSEXUAL                     25 TO-MALE TRANSSEXUALS                 38
## 7  ESTROGEN                        20 THERAPY                              33
## 8  TRANSSEXUALS                    19 CONGENITAL ADRENAL-HYPERPLASIA       29
## 9  GENDER IDENTITY                 18 POLYCYSTIC-OVARY-SYNDROME            25
## 10 SEX HORMONES                    17 EXPRESSION                           24
## 11 ANDROGENS                       16 MALE-TRANSSEXUALS                    24
## 12 ANDROGEN                        13 ENDOCRINE TREATMENT                  22
## 13 SEX DIFFERENCES                 13 DIFFERENTIATION                      21
## 14 SEXUAL ORIENTATION              13 CROSS-SEX HORMONES                   20
## 15 FEMALE-TO-MALE                  11 FEMALE                               20
## 16 OESTROGEN                       10 INSULIN-RESISTANCE                   20
## 17 GENDER                           9 TO-FEMALE TRANSSEXUALS               20
## 18 SEXUAL DIFFERENTIATION           9 ANDROGENS                            16
## 19 HORMONES                         8 ESTRADIOL                            16
## 20 SEX STEROIDS                     8 GENDER IDENTITY DISORDER             16
## 21 CROSS-SEX HORMONE THERAPY        7 TRANSSEXUALS                         16
## 22 FEMALE                           7 ANDROGEN RECEPTOR                    15
## 23 HORMONE THERAPY                  7 BEHAVIOR                             15
## 24 POLYCYSTIC OVARY SYNDROME        7 BREAST-CANCER                        15
## 25 BODY COMPOSITION                 6 BONE-MINERAL DENSITY                 14

Domains: Aging | Bone | Breast Cancer | CV Disease | Dermatology | Disorders of Sex Development | Endocrine Disrupting Chemicals | Fertility | Immunology | Interventions | Metabolic Diseases | Methods | Muscle | Neuro/Mental Health | Obesity | Polycystic Ovary Syndrome | Prostate Cancer | Puberty | Quantity | Sexual Medicine | Social Neuroendocrinology | Surgical | Testicular Cancer | Testosterone Therapies | Trans Health